void NFrameBase::AutoSize()
{
if(!IsAutoSize() || layout_ != LayoutNone)
return;
Base::NSize autoSize = GetAutoSize();
SetSizeImpl(autoSize.Width, autoSize.Height, true);
}
bool NFrameBase::SetSizeImpl(int width, int height, bool force)
{
if(!force && (IsAutoSize() || (layout_ >= LayoutSizeStart && parentFrame_ != NULL)))
return false;
int frameWidth = (minSize_.Width < 0) ? width : (width >= minSize_.Width ? width : minSize_.Width);
int frameHeight = (minSize_.Height < 0) ? height : (height >= minSize_.Height ? height : minSize_.Height);
frameWidth = (maxSize_.Width > 0 && frameWidth > maxSize_.Width) ? maxSize_.Width : frameWidth;
frameHeight = (maxSize_.Height > 0 && frameHeight > maxSize_.Height) ? maxSize_.Height : frameHeight;
if(frameRect_.Width() == frameWidth && frameRect_.Height() == frameHeight)
return false;
Invalidate();
frameRect_.SetSize(frameWidth, frameHeight);
Invalidate();
OnSizeChanged(frameWidth, frameHeight);
SizeEventData eventData;
eventData.width = width;
eventData.height = height;
SizeEvent.Invoke(this, &eventData);
// Relayout all children
FrameList::const_iterator ite = childs_.begin();
while(ite != childs_.end())
{
NFrameBase* const& child = *ite;
child->ReLayout();
++ ite;
}
return true;
}
void NFrameBase::SetAutoSize(bool autosize)
{
if(autosize == IsAutoSize())
return;
Util::Misc::CheckFlag(frameFlags_, NFrameBase::FlagAutoSize, autosize);
if(autosize)
AutoSize();
}
bool NFrameBase::AutoSize()
{
if(layout_ != LayoutNone)
{
ReLayout();
return true;
}
if(!IsAutoSize())
return false;
Base::NSize autoSize = GetAutoSize();
return SetSizeImpl(autoSize.Width, autoSize.Height, true);
}
bool NFrameBase::SetMaxSize(int maxWidth, int maxHeight)
{
if(maxSize_.Width == maxWidth && maxSize_.Height == maxHeight)
return false;
maxSize_.Width = maxWidth;
maxSize_.Height = maxHeight;
if(IsAutoSize())
{
return AutoSize();
}
else if(frameRect_.Width() > maxSize_.Width || frameRect_.Height() > maxSize_.Height)
{
int width = frameRect_.Width() > maxSize_.Width ? maxSize_.Width : frameRect_.Width();
int height = frameRect_.Height() > maxSize_.Height ? maxSize_.Height : frameRect_.Height();
return SetSizeImpl(width, height, true);
}
return false;
}
Vec3 Button::Measure()
{
if (IsAutoSize()) {
const Vec3 labelSize = label->Measure();
double iconPart = 0;
if (icon) {
// The icon's width may vary depending on the height, so set the
// height now and measure the new width.
icon->AdjustHeight(labelSize.y);
iconPart = icon->Measure().x + iconGap;
}
return Vec3(
labelSize.x + paddingLeft + paddingRight + iconPart,
labelSize.y + paddingTop + paddingBottom,
0);
}
else {
return SUPER::Measure();
}
}
bool NFrameBase::SetSizeImpl(int width, int height, bool force)
{
if(!force && (IsAutoSize() || layout_ >= LayoutSizeStart))
return false;
int frameWidth = (minSize_.Width < 0) ? width : (width >= minSize_.Width ? width : minSize_.Width);
int frameHeight = (minSize_.Height < 0) ? height : (height >= minSize_.Height ? height : minSize_.Height);
if(frameRect_.Width() == width && frameRect_.Height() == height)
return false;
Invalidate();
frameRect_.SetSize(frameWidth, frameHeight);
Invalidate();
// Relayout all children
FrameList::const_iterator ite = childs_.begin();
while(ite != childs_.end())
{
NFrameBase* const& child = *ite;
child->ReLayout();
++ ite;
}
return true;
}
void NFrameBase::ReLayout()
{
if(layout_ == LayoutNone || !IsLayoutable())
return;
int width = 0;
int height = 0;
if(GetParent() != NULL)
{
Base::NRect rcParent = GetParent()->GetRect();
width = rcParent.Width();
height = rcParent.Height();
}
else if(window_ != NULL)
{
Base::NRect rcWnd;
window_->GetRect(rcWnd);
width = rcWnd.Width();
height = rcWnd.Height();
}
else
{
return;
}
Base::NSize size = IsAutoSize() ? GetAutoSize() : frameRect_.GetSize();
Base::NRect rcNew(frameRect_.Left, frameRect_.Top, frameRect_.Left + size.Width, frameRect_.Top + size.Height);
if(layout_ & LayoutHFill)
{
rcNew.Left = margin_.Left;
rcNew.Right = width - margin_.Right;
}
else if(layout_ & LayoutHCenter)
{
size.Width = (minSize_.Width <= 0 || size.Width > minSize_.Width) ? size.Width : minSize_.Width;
size.Width = (maxSize_.Width <= 0 || size.Width < maxSize_.Width) ? size.Width : maxSize_.Width;
rcNew.Left = (width - margin_.Width() - size.Width) / 2;
rcNew.Right = rcNew.Left + size.Width;
}
else if(layout_ & LayoutLeft)
{
rcNew.Left = margin_.Left;
rcNew.Right = rcNew.Left + size.Width;
}
else if(layout_ & LayoutRight)
{
rcNew.Right = width - margin_.Right;
rcNew.Left = rcNew.Right - size.Width;
}
if(layout_ & LayoutVFill)
{
rcNew.Top = margin_.Top;
rcNew.Bottom = height - margin_.Bottom;
}
else if(layout_ & LayoutVCenter)
{
size.Height = (minSize_.Height <= 0 || size.Height > minSize_.Height) ? size.Height : minSize_.Height;
size.Height = (maxSize_.Height <= 0 || size.Height < maxSize_.Height) ? size.Height : maxSize_.Height;
rcNew.Top = (height - margin_.Height() - size.Height) / 2;
rcNew.Bottom = rcNew.Top + size.Height;
}
else if(layout_ & LayoutTop)
{
rcNew.Top = margin_.Top;
rcNew.Bottom = rcNew.Top + size.Height;
}
else if(layout_ & LayoutBottom)
{
rcNew.Bottom = height - margin_.Bottom;
rcNew.Top = rcNew.Bottom - size.Height;
}
SetPosImpl(rcNew.Left, rcNew.Top, true);
SetSizeImpl(rcNew.Width(), rcNew.Height(), true);
}
